Finding the Fourth Proportional to 6,667.60, 9,998.52 and 2,769.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,667.60 : 9,998.52 = 2,769.34 : x
2. Step 2: Convert to fraction form
   6,667.60/9,998.52 = 2,769.34/x
3. Step 3: Cross multiply
   6,667.60x = 9,998.52 × 2,769.34
4. Step 4: Simplify right side
   6,667.60x = 27,689,301.38
5. Step 5: Solve for x
   x = 27,689,301.38/6,667.60
6. Step 6: Final answer
   x = 4,152.81